<p>Given a <code>date</code> string in the form <code>Day Month Year</code>, where:</p> <ul> <li><code>Day</code> is in the set <code>{"1st", "2nd", "3rd", "4th", ..., "30th", "31st"}</code>.</li> <li><code>Month</code> is in the set <code>{"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}</code>.</li> <li><code>Year</code> is in the range <code>[1900, 2100]</code>.</li> </ul> <p>Convert the date string to the format <code>YYYY-MM-DD</code>, where:</p> <ul> <li><code>YYYY</code> denotes the 4 digit year.</li> <li><code>MM</code> denotes the 2 digit month.</li> <li><code>DD</code> denotes the 2 digit day.</li> </ul> <p> </p> <p><strong class="example">Example 1:</strong></p> <pre> <strong>Input:</strong> date = "20th Oct 2052" <strong>Output:</strong> "2052-10-20" </pre> <p><strong class="example">Example 2:</strong></p> <pre> <strong>Input:</strong> date = "6th Jun 1933" <strong>Output:</strong> "1933-06-06" </pre> <p><strong class="example">Example 3:</strong></p> <pre> <strong>Input:</strong> date = "26th May 1960" <strong>Output:</strong> "1960-05-26" </pre> <p> </p> <p><strong>Constraints:</strong></p> <ul> <li>The given dates are guaranteed to be valid, so no error handling is necessary.</li> </ul>